Linnaeus, 1758 Conus convolutus G. B. Sowerby II, 1858: synonym of Conus omaria Hwass in Bruguière, 1792 Conus cooki Brazier, 1870: synonym of Conus aplustre Reeve, 1843 Conus coralinus Habe & Kosuge, 1970: synonym of Conus klemae (Cotton, 1953) Conus corbula G. B. Sowerby II, 1858: synonym of Conus textile Linnaeus, 1758 Conus coriolisi Röckel, Richard & Moolenbeek, 1995: synonym of Conasprella coriolisi (Röckel, Richard & Moolenbeek, 1995) Conus coromandelicus E. A. Smith, 1894: synonym of Conasprella coromandelica (E. A. Smith, 1894) Conus coronatus Reeve, 1849: synonym of Mitromorpha coronata (Reeve, 1849) Conus corrugatus G. B. Sowerby II, 1870: synonym of Conasprella jaspidea (Gmelin, 1791) Conus costatus Holten, 1802: synonym of Conus sulcatus Hwass in Bruguière, 1792 Conus couderti Bernardi, 1860: synonym of Conus erythraeensis Reeve, 1843 Conus coxeni Brazier, 1875: synonym of Conus cyanostoma A. Adams, 1855 Conus coxianus G. B. Sowerby III, 1895: synonym of Conus locumtenens Blumenbach, 1791 Conus crassus G. B. Sowerby II, 1858: synonym of Conus eburneus Hwass in Bruguière, 1792 Conus crebrisulcatus G. B. Sowerby II, 1857: synonym of Conasprella jaspidea (Gmelin, 1791) Conus crenulatus Kiener, 1850: synonym of Conasprella armiger (Crosse, 1858) Conus crepusculum Reeve, 1844: synonym of Conus furvus Reeve, 1843 Conus cretaceus Kiener, 1847: synonym of Conasprella mindana (Hwass in Bruguière, 1792) Conus cretheus Nardo, 1847: synonym of Conus ventricosus Gmelin, 1791 Conus croceus G. B. Sowerby I, 1833: synonym of Conus daucus daucus Hwass in Bruguière, 1792 represented as Conus daucus Hwass in Bruguière, 1792 Conus croceus E. A. Smith, 1877: synonym of Conasprella hypochlorus (Tomlin, 1937) Conus crosseanus Bernardi, 1861: synonym of Conus marmoreus Linnaeus, 1758 Conus cumingii Reeve, 1849: synonym of Conus virgatus Reeve, 1849 Conus cuneatus G. B. Sowerby II, 1873: synonym of Conus malacanus Hwass in Bruguière, 1792 Conus cuneiformis E. A. Smith, 1877: synonym of Conus inscriptus Reeve, 1843 Conus dactylosus Kiener, 1847: synonym of Conus auricomus Hwass in Bruguière, 1792 Conus damasoi Cossignani, 2007: synonym of Conasprella damasoi (Cossignani, 2007) Conus damasomonteiroi (Petuch & Myers, 2014): synonym of Conasprella damasomonteiroi (Petuch & Myers, 2014) Conus danieli Crosse, 1858: synonym of Conus algoensis G. B. Sowerby I, 1834 Conus daullei Crosse, 1858: synonym of Conus consors G. B. Sowerby I, 1833 Conus dautzenbergi Fenaux, 1942: synonym of Conus imperialis Linnaeus, 1758 Conus debilis Fenaux, 1943: synonym of Conus auricomus Hwass in Bruguière, 1792 Conus deburghiae G. B. Sowerby II, 1857: synonym of Conus nocturnus [Lightfoot],